To help you select the best class AB car amplifiers for your needs, we’ve turned to reviews from real shoppers on Amazon who have purchased and used these products for themselves. These best-selling products not only have near-perfect ratings, but they also have countless glowing reviews describing why they’re so great.
Read on for the best class AB car amplifiers on the market.
Our Editor’s Best Class Ab Car Amplifiers Reviews
Belva BB15004v2 Class AB Full-Range 4-Channel Car Amplifier 1500W Max

Key Features:
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This is a class AB car amplifier with a max power output of 1500 watts.
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This car amplifier uses a MOSFET power supply to deliver Pulse Width Modulation. This means that it can deliver high power to your car stereo system while still being energy efficient.
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The class ab car amplifiers have 3-way protection circuitry to protect against thermal, overload, and speaker short protection.
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This class ab car amplifier is designed for heavy duty use and features an aluminum alloy heat-sink to help keep it cool.
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This means that 4 gauge wiring is recommended for the installation of the amplifier. This is for the power and ground wires.
BOSS Audio Systems PF1800 4 Channel Car Amplifier – 1800 Watts, Full Range, Class A-B, 2-4 Ohm Stable, Mosfet Power Supply, Bridgeable

Key Features:
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This class ab car amplifier is powerful, with a maximum output of 450 watts x 4 at 2 ohms, 225 watts x 4 at 4 ohms, and 900 watts x 2 in bridged mode at 4 ohms. It’s a great choice for anyone looking to get the most out of their car stereo system.
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A class A/B amplifier is an amplifier that uses a combination of class A and class B amplification. Class A amplifiers have a lot of current flowing through their output transistors with no audio signal, while class B amplifiers have no current flowing through their outputs with no audio signal. The class A/B amplifier is a more efficient design than either a class A or class B amplifier, and is the most common type of amplifier used in car audio applications.
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A full range amplifier is an amplifier that can be used to power both speakers and subwoofers. This is a great option for shoppers who want to have the flexibility to use their amplifier for both types of audio components.
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This class of car amplifier uses a MOSFET as its power supply, which is more efficient than other types of amplifiers.
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This class of car amplifier has a gain control that adjusts the amount of signal coming from your receiver to your amplifier. This is beneficial because it allows you to fine-tune the amount of power your amplifier is receiving, ensuring that your music remains at the optimal level.
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The class ab car amplifiers for a shopper allow the user to control how much bass is output to the subwoofer, giving the user more control over the sound system.
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If you’re looking to get more power out of your car stereo system, then you’ll want to check out these bridgeable car amplifiers. By connecting two amplifier channels together, you can dramatically increase the power output to your speakers and subwoofers, giving you a much louder and richer sound.
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This class of car amplifiers is designed for shoppers who are looking for a product with specific dimensions and weight.
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If you are looking for a powerful and reliable car amplifier, the BOSS Audio Systems car amplifier is a great choice. It comes with a 6-year Platinum Online Dealer Warranty, so you can be confident in its quality. Professional installation is recommended to ensure safe and proper functionality.
Audiobank Monoblock 3000 WATTS Amp Class AB Car Audio Stereo Amplifier P3001 Heavy-Duty Aluminum Alloy Heatsink | Class A-B Operation Remote On/Off Circuit

Key Features:
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This amplifier is designed to be stable when used with a 2 ohm load, and features a soft turn on circuit to minimize any pops or clicks when the unit is turned on.
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This class of car amplifiers is designed to protect against thermal and speaker short circuits.
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The class ab car amplifiers are made with a heavy-duty aluminum alloy heatsink and class a-b operation. This product is designed to amplify your car’s audio system, providing you with clear and powerful sound.
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This class of car amplifiers includes a remote turn-on / turn-off circuit, which allows the user to turn the amplifier on or off from a distance. This is a convenient feature for those who want to be able to control their car audio system from outside the car.
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The class ab car amplifiers have LED power and protection indicators that help the shopper know when the amplifier is on and when it is protected from overload.
Skar Audio RP-75.4AB 500 Watt Full-Range Class A/B 4 Channel Car Amplifier

Key Features:
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This is a class A/B car amplifier that can output 500 watts of power. It has four channels, allowing you to connect multiple speakers.
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This class ab car amplifier can output 125 watts per channel at 2 ohms, meaning it can handle lower impedance speakers without issue. It’s a great choice for anyone looking to upgrade their car audio system.
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This class ab car amplifier can provide up to 75 watts of power to each of four channels, making it a good choice for powering multiple speakers.
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This class of car amplifier has user adjustable controls for the gain, low pass filter, high pass filter, and bass EQ switch. This allows the shopper to customize the sound of their car stereo to their liking.
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This class of car amplifiers has 4 Way Protection Circuitry and a Frequency Response of 20 Hz – 20,000 Hz.
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This class ab car amplifier has a signal to noise ratio of 105 dB.
CT Sounds CT-80.4AB Full-Range Class AB 4 Channel Car Audio Amplifier, 480 Watts RMS

Key Features:
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This is a 4 channel amplifier with 110 watts RMS. It can be used for 4 speakers or 2 speakers in bridged mode. Bridged mode doubles the power to 160 watts RMS.
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This class ab car amplifier is designed for easy installation in any vehicle or 4ch amplifier car audio application. It is compact and produces excellent sound quality.
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This class ab car amplifier is designed for shoppers who want a reliable and powerful product. The MOSFET pulse width modulated power supply and premium components will ensure that the amplifier runs cool and is durable. The proprietary heat dissipation design will also help to prolong the life of the product.
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The class ab car amplifiers features 4-way protection circuitry that provides high voltage, low voltage, over current, and high-temperature protection for your car stereo power amplifier. This is a great choice for shoppers who want a reliable and durable car amplifier that will keep their stereo system safe from damage.
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This amplifier is designed to give you clear sound at high speeds, so you can enjoy your music even when driving fast.
Audiobank Monoblock 1600 WATTS Amp Class AB Car Audio Stereo Amplifier P1601 Heavy-Duty Aluminum Alloy Heatsink, Class A-B Operation Remote On/Off Circuit

Key Features:
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The ab car amplifier is designed for 2 Ohm stable operation and features a soft turn on circuit. This allows the amplifier to slowly turn on and avoid any sudden surges of power that could damage your speakers.
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This class of car amplifier is designed to protect against thermal and speaker short circuits.
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This class of car amplifier is designed to operate with minimal distortion and produce high-quality sound. It features a heavy-duty aluminum alloy heatsink that dissipates heat quickly, preventing damage to the amplifier.
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This is a class A/B car amplifier with a remote turn-on / turn-off circuit. This means that you can control the amplifier remotely, turning it on or off as needed. This is a great feature if you want to be able to control your sound system from a distance.
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This class of car amplifier has LED power and protection indicators to let the shopper know that their purchase is durable and will last.
Audiobank Monoblock 2000 WATTS Amp Class AB Car Audio Stereo Amplifier P2001 Heavy-Duty Aluminum Alloy Heatsink | Class A-B Operation Remote On/Off Circuit

Key Features:
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This is a class AB car amplifier that is designed for 2 ohm stable operation, meaning that it can handle a speaker load of 2 ohms without issue. Additionally, it has a soft turn on circuit which helps to prolong the life of the amplifier by slowly ramping up the power when it is first turned on, rather than starting at full power all at once.
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This class of car amplifiers is designed to protect your speakers from thermal and short circuit damage.
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The class ab car amplifiers are made with a heavy-duty aluminum alloy heatsink and class A-B operation. This makes them ideal for shoppers who want a durable and reliable product.
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This class of car amplifiers has a remote turn-on / turn-off circuit. This allows the amplifier to be turned on and off remotely, without having to physically access the amplifier. This can be useful if the amplifier is mounted in a difficult-to-reach location.
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The class ab car amplifiers for a shopper has LED Power and Protection Indicators that help to ensure that the amplifier is functioning properly and protected against any damage.
BOSS Audio Systems PT1600 2 Channel Car Amplifier – Phantom Series, 1600 Watts, Full Range, Class A/B, 2-8 Ohm Stable, Mosfet Power Supply, Bridgeable

Key Features:
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This car amplifier class is designed for shoppers who want maximum power. It has a max power of 800 watts @2-Ohms, 400 watts @4-Ohms, and 1600 watts @4 Ohms when bridged.
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The class ab car amplifiers are designed to provide power to both your speakers and subwoofers. They are full range amplifiers that offer a wide range of frequencies to produce high-quality sound.
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The shopper is looking at a class of car amplifiers that have either class A or class B topology. Class A amplifiers have a lot of current flowing through their output transistors even when there is no audio signal present. Class B amplifiers have no current flowing through their outputs when there is no audio signal present.
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This class of amplifier is designed to be very efficient and to deliver a very clean output signal. They are typically used in high-end car audio systems.
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This class of car amplifier has a gain control that allows the shopper to adjust the amount of signal that is coming from the receiver to the amplifier. This can be helpful in ensuring that the amplifier is getting the right amount of signal, and can help to prevent distortion.
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The class ab car amplifiers allow the shopper to have complete control over the amount of bass that is emitted from the subwoofer. This is a great feature for those who want to customize their sound system to their own personal preferences.
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This class of amplifier is designed to increase the power output to your speakers and subwoofers by connecting two amplifier channels.
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This is a class AB car amplifier. It is 14” x 10 3” x 2 3” and weighs 9 lbs.
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This class of amplifier is designed for those who want to improve their car’s audio system. It is a powerful amplifier that is covered by a 6 year warranty. We strongly encourage professional installation of this product to ensure proper and safe functionality.
Orion Ztreet 4 Channel Car Amplifier – Class A/B Stereo Power Amplifier 2500 Watt Max 2 Ohm Stable, Bass Boost, Crossover MOSFET Power Supply, Car Electronics Amp, Audio Speakers, Great for Subwoofers

Key Features:
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Class A/B car amplifiers are designed to provide high-quality sound reproduction in a car stereo system. They use a Class A/B topology, which means that they have a high amount of current flowing in their output when no audio signal is present. This provides for a clean, distortion-free sound when the amplifier is turned on.
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This Class A/B 4 channel car amplifier is designed for quality frequency response rates and crossover network which places this amp at a prominent place. Durable design and highly efficient performance makes this subwoofer amp for car speakers stand out amongst the others.
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The class A/B 2500 watt car amplifier is a powerful amplifier that can provide plenty of power to your car speakers. It has a power rating distribution of 280×4 RMS @2 Ohms, 50×4 RMS @4 Ohms. The 4 channel amplifier also provides a 2-way protection circuitry as a part of its design. This makes the amplifier a great choice for those who are looking for a powerful and reliable amplifier for their car.
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This class of car amplifier is designed for use with both low-level (RCA) and high-level (+/- wire) input signals. The amplifier takes these signals and amplifies them to drive your car speakers.
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This car amplifier is a 4-channel amplifier with a crossover feature. It has high pass and low pass crossovers of 50Hz-1.2kHz and 40Hz-250Hz respectively. It also has 4 gauge power and ground terminals.
Skar Audio SKv2-100.4AB Full-Range Class A/B MOSFET 4-Channel Car Speaker Amplifier, 800W Max Power

Key Features:
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The Competition Grade Class A/B 4-Channel MOSFET Car Power Amplifier is a high-quality car amplifier that is designed for competition-level audio systems. It features four channels of MOSFET power amplification, making it ideal for powering multiple speakers or subwoofers. The amplifier is also equipped with a bass boost control, allowing you to boost the low-end frequencies for a richer, fuller sound.
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This class ab car amplifier is a 4 channel amplifier that can produce 210 watts of power at 2 ohms. It is designed for use with a 14.4 volt power source.
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The class ab car amplifiers for a shopper have an RMS power of 150 watts x 4 channels (14.4v). This means that the amplifiers can provide up to 150 watts of power to each of the four channels, making them ideal for powering speakers or other audio equipment.
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This class of car amplifier features 4-way protection circuitry and 4 gauge power & ground input terminals for maximum current flow. This allows for increased safety and efficiency when using the amplifier.
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The class ab car amplifiers have adjustable variable high and low pass filters with x1 and x10 switches. This allows the shopper to customize the sound of their car audio system to their liking.
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This car amplifier is designed for maximum cooling and efficiency, with a heavy duty advanced heatsink. It has a signal-to-noise ratio of 105dB, meaning it is very sensitive to input signals.
Class Ab Car Amplifiers FAQs
-How does a class AB car amplifier differ from other types of amplifiers?
A class AB car amplifier is a type of amplifier that uses a push-pull output stage. Class AB amplifiers are more efficient than class A amplifiers, but they are not as linear. Class AB amplifiers are used in audio applications where linearity is not as important as efficiency.
-What are the benefits of using a class AB car amplifier?
Some benefits of using a class AB car amplifier may include increased power efficiency, lower distortion levels, and higher power output. Additionally, class AB amplifiers tend to have a more linear response than class A or B amplifiers, meaning that they can reproduce sound more accurately.
-How do I choose the right class AB car amplifier for my vehicle?
There are a few things to consider when choosing a class AB car amplifier. The first is the power output. You will need to know how much power you need to drive your speakers. The second is the impedance. You will need to know the impedance of your speakers in order to choose the right amplifier. Finally, you will need to consider the size of your vehicle. This will help you determine the best placement for the amplifier.
-What are the most common problems with class AB car amplifiers?
One of the most common problems with class AB car amplifiers is that they tend to overheat. This can be caused by a number of factors, including inadequate ventilation, excessive use, or failure to properly clean the amplifier. Overheating can lead to a number of problems, including reduced power output, distortion, and even failure.
-How can I get the best performance from my class AB car amplifier?
There are a few things you can do to get the best performance from your class AB car amplifier:1. Make sure that your amplifier is properly installed.2. Use high-quality RCA cables to connect your amplifier to your head unit.3. Use a quality power supply for your amplifier.4. Make sure that your speakers are properly wired.5. Use a subwoofer to get the best bass response.
Conclusion
There are many great class ab car amplifiers on the market. Our list of the best class ab car amplifiers will help you save time researching and choosing the best one for you.